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January 17, 2014 at 8:54 am in reply to: Light Emitting Diode (LED) model for ICAP/4 Intusoft #16455
Hi,
add the file redled.lib in the directory c:spice8pr
run SpiceNet, from “File” menu select Update Part Database…
you should receive the message with no errors
from “Parts” menu select Parts Browser…
you should see the component REDLED under Diodes Part Type
click on “Place” to use the component
below a simple example. The voltage drop is about 1.8V and the current about 20mA.
July 19, 2013 at 11:27 am in reply to: power supply to microcontroller through energy harvesting #16444Hello jaganmohan,
you can use a piezoelectric element as energy harvesting source, below a piezoelectric energy harvesting circuit by Linear Technology, they use an AC 200uA sine current to model the piezo source.To simulate this circuit simply run LTspice, select the component 3588-1 or 3588-2, place and right click on it, select “Open this macromodel’s test fixture”.
Bye
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You must be logged in to view attached files.July 2, 2013 at 10:23 am in reply to: time step too small in ltspice trouble with dflop instance #16442You’re right, I thought you were referring to the AND gate as tristate. I’ve found in the site this Phase frequency detector by Jacob Baker to which I added a CMOS tri state.hope it’s useful for you. About the configuration with the AND gate can you give me a reference?
By the way, I can’t open the PSpice file, what version is it?Bye
June 30, 2013 at 12:14 pm in reply to: time step too small in ltspice trouble with dflop instance #16440are you sure that you have the tri-state LTspice model? the symbol appears to refer to an AND model.
if the logic of the circuit is wrong I’m not surprised that you get a convergence error.June 28, 2013 at 6:10 am in reply to: time step too small in ltspice trouble with dflop instance #16438Hi Raphael,
can you upload the example?
hello,
you can replace the LED with a diode, or import into ICAP/4 a model like this
.MODEL RED_LED D (IS=5.55f RS=2.2975 N=2.33 BV=4 IBV=10U CJO=2.97P VJ=.75 M=.333 TT=4.32U)
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